
Surf Forecasts:
Tarnos - La Digue surf forecast from 12 Sep 2026:
- Best quality surf: Friday 18 Sep, 11PM (local time) - 6ft (1.9m), 14s period, NW swell with glassy winds.
- Most powerful swell: Saturday 19 Sep, 5AM (local time) - 7ft (2.1m), 13s period, NW swell with 1,514 kJ wave energy.
- Next surfable swell (1★+): Sunday 13 Sep, 2AM (local time) - 1.5ft (0.5m), 10s period with NW swell.
Best Forecast Surf Conditions for Tarnos - La Digue this week:
The surf forecast for Tarnos - La Digue over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Sep 13) at 2AM. The primary swell is predicted to be 0.5m and 10s period with a secondary swell of 0.4m and 8s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Tarnos - La Digue in the next 16 days are 2.1m 13s and forecast to arrive on Saturday (Sep 19) at 5AM. Winds are predicted to be cross-offshore at the time the swell arrives.
| Wave Type | Time (CEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2AM (Sun 13th Sep) | 1.5ft (0.5m) 10s |
| Best Surf | 11PM (Fri 18th Sep) | 6ft (1.9m) 14s |
| Most Powerful | 5AM (Sat 19th Sep) | 7ft (2.1m) 13s |
Table - best surf conditions forecast for Tarnos - La Digue over the next 16 days.
The Lowdown
Alright, let’s get into it. The next couple of weeks are a mixed bag but there’s some real magic lining up if you can pick your days. It starts quiet, but we’ve got a big pulse of energy building for the weekend after next that’s got my heart racing.
Right now, Saturday the 12th at Tarnos - La Digue is small and ordinary. We’re looking at a weak 2ft swell from the NW with a short period of 8 seconds, so the energy is really low (72). The water is sitting at 73°, which is a solid 4° warmer than normal for this time of year, so that’s a nice bonus. But with the morning wind light offshore from the ENE at 3 mph, it’s clean. Still, it’s a beginner-friendly wave, just nothing to get excited about.
Sunday the 13th is where things start to wake up. The morning brings a glassy 4ft NW groundswell with a period of 13 seconds, and the energy jumps to moderate (545). That’s a proper step up. The wind is glassy, light offshore from the ENE at 3 mph – that’s going to be clean and lined up. This is a good morning for the experienced crew, but at 4ft, it’s still manageable for intermediates too. Monday the 14th morning is similar, glassy with a 4ft swell from the NW (period 11 seconds) and energy at 414. Another solid morning.
We hit a bit of a lull mid-week. Tuesday the 15th through Wednesday the 16th is a write-off with onshore wind and junky, short-period swell. Thursday the 17th morning though, look out. The wind goes dead calm, glassy, and we get a 5ft NW groundswell with an 11-second period and strong energy (663). That’s a standout morning for more experienced surfers – the size is pushing into the intermediate-to-advanced range and conditions will be pristine.
Friday the 18th morning is a good, smaller option with glassy 4ft waves and moderate energy (231). Then we hit the real highlight of the forecast.
Saturday the 19th morning. This is the one to circle on the calendar. A solid 7ft NW groundswell, period of 13 seconds, and the combined energy is very strong at 1279. The wind is glassy offshore from the ENE at 3 mph. This is an excellent window for experienced surfers only – that size is getting serious. The break is a beach/jetty setup, so with that long-period groundswell (over 11 seconds), the waves will have real power and shape, but it might close out a bit at the beach. Still, with offshore wind, it’ll be one of the best days of the whole period.
Sunday the 20th morning is still very good, with a clean 5ft NW swell and light offshore wind from the ESE at 6 mph. Monday the 21st morning also delivers a clean 6ft NW swell with offshore winds and very strong energy (957). Tuesday the 22nd morning is glassy with 5ft and moderate energy (585). The good mornings keep rolling.
After that, the last few days of September taper off. Wednesday the 23rd morning is smaller but glassy at 3ft. From Thursday the 24th onward, it fades significantly, with tiny 1ft to 3ft waves and weak energy. There’s a little bump on Sunday the 27th morning with a clean 3ft NW swell and offshore wind, but the energy is low.
So the standout is absolutely Saturday morning the 19th for experienced surfers – big, powerful, glassy, and the highest energy of the whole run. For the rest of us, Sunday the 13th, Monday the 14th, and Thursday the 17th mornings are your best bets for clean, fun waves. The second week has more promise early on, but the last few days are quiet. Keep an eye on the forecasts for that Saturday the 19th session though – it could be a proper gem.
Rusty.
Short Range ForecastMostly dry. Warm (max 27°C on Mon afternoon, min 16°C on Sat morning). Wind will be generally light. | Days 4-6 Weather SummaryLight rain (total 2mm), mostly falling on Tue night. Warm (max 23°C on Tue morning, min 16°C on Thu morning). Wind will be generally light. | ||||||||||||||||||||
Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map | |||||||||||||||||||||
Wave Height (m) Direction Period (s) | NW 8 | WNW 8 | NW 10 | NW 13 | NW 12 | NW 12 | NW 11 | NW 11 | NW 10 | NW 10 | WNW 5 | WNW 7 | NW 7 | NW 7 | NW 10 | NW 11 | NW 11 | NW 10 | NW 10 | NW 12 | NW 13 |
Wave Graph | |||||||||||||||||||||
72 | 58 | 47 | 545 | 520 | 593 | 411 | 249 | 212 | 115 | 98 | 222 | 262 | 217 | 327 | 663 | 558 | 355 | 204 | 260 | 1460 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross | glassy | glassy | cross-on | glassy | glassy | cross | glassy | on | on | cross-on | cross-on | cross-on | cross | glassy | cross-on | glassy | glassy | cross-on | cross-off |
High Tide | 6:15PM4.38m | 6:34AM4.15m | 6:51PM4.28m | 7:08AM4.06m | 7:25PM4.09m | 7:41AM3.92m | 8:00PM3.84m | 8:15AM3.72m | 8:36PM3.56m | 8:52AM3.50m | 9:17PM3.28m | 9:38AM3.27m | 10:15PM3.02m | ||||||||
Low Tide | 12:22PM0.75m | 00:46AM0.72m | 12:57PM0.79m | 1:20AM0.85m | 1:32PM0.91m | 1:52AM1.03m | 2:07PM1.10m | 2:25AM1.26m | 2:44PM1.32m | 3:00AM1.50m | 3:25PM1.56m | 3:41AM1.75m | 4:16PM1.79m | 4:35AM1.96m | |||||||
7:41 | — | — | 7:41 | — | — | 7:43 | — | — | 7:43 | — | — | 7:45 | — | — | 7:46 | — | — | 7:48 | — | — | |
— | 8:22 | — | — | 8:21 | — | — | 8:19 | — | — | 8:16 | — | — | 8:15 | — | — | 8:13 | — | — | 8:10 | — | |
mm | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — |
Temp °C | 17 | 22 | 20 | 19 | 22 | 21 | 21 | 27 | 25 | 23 | 22 | 20 | 19 | 19 | 18 | 17 | 19 | 18 | 18 | 19 | 19 |
Feels °C | 17 | 21 | 20 | 20 | 22 | 21 | 20 | 25 | 25 | 22 | 20 | 18 | 18 | 15 | 16 | 17 | 16 | 16 | 18 | 18 | 19 |
Swell 1 Height (m) Direction Period (s) | NW 8 | WNW 8 | NW 10 | NW 13 | NW 12 | NW 12 | NW 11 | NW 11 | NW 10 | NW 10 | NW 9 | WNW 11 | NW 7 | NW 7 | NW 10 | NW 11 | NW 11 | NW 10 | NW 10 | NW 9 | NW 13 |
72 | 58 | 47 | 545 | 520 | 593 | 411 | 249 | 212 | 115 | 55 | 48 | 262 | 217 | 327 | 663 | 558 | 355 | 204 | 163 | 1460 | |
Swell 2 Height (m) Direction Period (s) | — | — | WNW 8 | — | — | — | N 4 | — | — | W 9 | WNW 12 | NW 9 | WNW 10 | WNW 10 | NW 13 | — | — | — | NW 13 | NW 12 | — |
— | — | 25 | — | — | — | 3 | — | — | 7 | 15 | 13 | 69 | 115 | 83 | — | — | — | 27 | 260 | — | |
Swell 3 Height (m) Direction Period (s) | — | — | NNW 4 | — | — | — | — | — | — | W 13 | — | — | — | — | — | — | — | — | — | — | — |
— | — | 6 | — | — | — | — | — | — | 4 | — | — | — | — | — | — | — | — | — | — | — | |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | N 4 | — | — | WNW 5 | WNW 7 | — | — | — | — | — | — | — | — | — |
— | — | — | — | — | — | — | 1 | — | — | 98 | 222 | — | — | — | — | — | — | — | — | — | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 205 | 0 | 0 | 95 | 0 | 0 | 24 | 0 | 40 | 916 | 486 | 155 | 95 | 95 | 0 | 95 | 0 | 0 | 95 | 0 |
Best forecast wave conditions in Landes | |||||||||||||||||||||
Best forecast wave conditions in France | |||||||||||||||||||||
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Information about the Tarnos - La Digue Surf forecast
The above surf forecast table for Tarnos - La Digue provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Tarnos - La Digue can be found by selecting the local surf guide option on the grey menu. Our Tarnos - La Digue surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Tarnos - La Digue) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Tarnos - La Digue may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Tarnos - La Digue is 5 km (3 miles) from Biarritz. If you plan a holiday in Landes, look for hotels and other accommodation in Biarritz. Biarritz has rooms for a wide range of budgets as well as car hire and transport links.










